2011 NISSAN LATIO Service Repair Manual

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Page 1761 of 3787

NISSAN LATIO 2011 Service Repair Manual ECM
EC-467
< ECU DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
TERMI-
NAL NO. WIRE
COLOR ITEM
CONDITION DATA (DC Voltage)
1L Throttle control motor
(Open) [Ignition switch: ON]
• Engine stop

Page 1762 of 3787

NISSAN LATIO 2011 Service Repair Manual EC-468
< ECU DIAGNOSIS >[HR16DE]
ECM
9PEVAP canister purge volume
control solenoid valve [Engine is running]
• Idle speed
• Accelerator pedal: Not depressed even
slightly, after engine starting.

Page 1763 of 3787

NISSAN LATIO 2011 Service Repair Manual ECM
EC-469
< ECU DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
25
29
30
31
V
Y
O
L Fuel injector No. 4
Fuel injector No. 3
Fuel injector No. 2
Fuel injector No. 1 [Engine is running]
•
Warm-u

Page 1764 of 3787

NISSAN LATIO 2011 Service Repair Manual EC-470
< ECU DIAGNOSIS >[HR16DE]
ECM
41 GR Refrigerant pressure sensor[Engine is running]
•
Warm-up condition
• Both A/C switch and blower fan switch: ON
(Compressor operates.) 1.0 - 4.0 V
42 V E

EC-470
< ECU DIAGNOSIS >[HR16DE]
ECM
41 GR Refrigerant pressure sensor[Engine is running]
•
Warm-up condition
• Both A/C switch and blower fan switch: ON
(Compressor operates.) 1.0 - 4.0 V
42 V EVAP control system pres-
sure sensor [Ignition switch: ON]
Approximately 1.8 - 4.8 V
43 P Fuel tank temperature sen-
sor [Engine is running] Approximately 0 - 4.8 V
Output voltage varies with fuel
tank temperature
44 B Sensor ground
(Engine coolant temperature
sensor) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
45 G Mass air flow sensor [Engine is running]
•
Warm-up condition
• Idle speed 0.9 - 1.3 V
[Engine is running]
• Warm-up condition
• Engine speed: 2,500 rpm 1.4 - 1.9 V
46 V Intake air temperature
sensor
[Engine is running] Approximately 0 - 4.8 V
Output voltage varies with intake
air temperature.
48 BR Sensor ground
(Refrigerant pressure sen-
sor) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
49 W A/F sensor 1 [Engine is running]
•
Warm-up condition
• Engine speed: 2,000 rpm Approximately 1.8 V
Output voltage varies with air fuel
ratio.
50 W Heated oxygen sensor 2 [Engine is running]
• Revving engine from idle to 3,000 rpm
quickly after the following conditions are
met.
- Engine: After warming up
- Keeping the engine speed between 3,500 and 4,000 rpm for 1 minute and at idle for 1
minute under no load. 0 - 1.0 V
51 O Sensor ground
(EVAP control system pres-
sure sensor) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
52 LG Sensor ground
(Mass air flow sensor) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
53 B A/F sensor 1 [Ignition switch: ON]Approximately 2.2 V
55 O Sensor ground
(Intake air temperature sen-
sor) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
59 O Sensor ground
(He
a
te

d oxygen sensor 2) [Engine is running]
•
Warm-up condition
• Idle speed Approximately 0 V
TERMI-
NAL
NO. WIRE
COLOR ITEM
CONDITION DATA (DC Voltage)
Revision: May 2010 2011 Versa

Page 1765 of 3787

NISSAN LATIO 2011 Service Repair Manual ECM
EC-471
< ECU DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
61 W
Crankshaft position sensor
(POS) [Engine is running]
•
Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depe

Page 1766 of 3787

NISSAN LATIO 2011 Service Repair Manual EC-472
< ECU DIAGNOSIS >[HR16DE]
ECM
73 PIntake valve timing control
solenoid valve [Engine is running]
•
Warm-up condition
• Idle speed BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
• Warm-u

Page 1767 of 3787

NISSAN LATIO 2011 Service Repair Manual ECM
EC-473
< ECU DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.) 11 0 G
Accelerator pedal position
sens

Page 1768 of 3787

NISSAN LATIO 2011 Service Repair Manual EC-474
< ECU DIAGNOSIS >[HR16DE]
ECM
Wiring Diagram — ENGINE CONTROL SYSTEM —
INFOID:0000000005930151
ABBWA0349GB
Revision: May 2010 2011 Versa

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